附加阻力 的英文怎麼說

中文拼音 [jiā]
附加阻力 英文
additional drag
  • : Ⅰ動詞1 (附帶) attach; add; enclose 2 (靠近) get close to; be near 3 (依從; 依附) agree to; ...
  • : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • 附加 : 1 (額外加上) add; attach 2 (附帶的; 額外的) additional; additive; attached; appended; append;...
  • 阻力 : 1 (阻礙事物發展的外力) obstruction; resistance 2 [物理學] resistance; drag; drag force; nowel; ...
  1. In previous study of the combined action of engineering piles and fender piles, piles are assumed to be straight lines without thickness in subsidiary stress computation, which will often cause errors to various degree

    在工程樁與圍護樁共同作用分析中,將要大量地計算樁身在土體中引起的豎向和壓縮量。
  2. The penetration test study the disturbance of soil in difference location. by using finite element method, the paper study the stratum movement and the earth surface deformation caused by pipe jacking, analysis the construction parameter such as head pressure, deflexion, friction force impact on earth surface deformation, give the distributing rule and range of additional soil pressure in soil

    採用有限元計算分析的方法,對頂管施工引起的地層運動及地表位移進行研究,分析了機頭土壓、機頭偏斜、摩等不同施工參數對地表變形的影響以及在土中的分佈規律和影響范圍。
  3. 5. the writer made three computation programs for wave force, added mass and added damping, tlp ' s kinetic respondence

    5 .編制了三套程序,可分別用於波浪質量與尼、 tlp的動響應計算。
  4. Additive drag perturbation method for measuring active drag in swimming

    測量游泳動態附加阻力微擾動法
  5. The calculated drafts covers the whole possible ship draft in the large amplitude motion ; secondly, the research creates and solves the ship large amplitude motion equations. on the one hand, the actual calculation takes into account the coupling between the different motion modes, on the other hand, in the process of calculation of the ship hydrodynamic coefficient, it considers the influence of the nonlinear factor. the hydrodynamic coefficient used in the calculation of froude - krylov force, diffraction force and radiation force changes instantaneously following the draft, and the hydrostatic buoyancy is computed very accurately for the instantaneous immerse hull

    本文的研究分為二個部分:首先利用frank源匯法計算水動系數,計算包括不同吃水時的質量和尼系數,吃水范圍涵蓋了船舶大幅度運動時所有可能的吃水;然後建立和求解船舶大幅度運動方程,在實際計算時一方面考慮了運動模態之間的耦合,另一方面在計算水動時,考慮了非線性因素的影響。 froude - krylov、輻射、繞射中的水動系數隨吃水瞬時變化,靜浮的計算精確到船體瞬時濕表面積,最後用四階龍格?庫塔方法在時域內求解船舶運動方程,並進行了載荷計算。
  6. 3. it studied the radiation problem of tlp, and paid attention to the computation of added mass and added damping about tlp which cylinders are set as regular polygon

    3 .研究了張腿平臺的輻射問題,重點研究了浮筒柱正多邊形分佈情況下,總體輻射質量和尼系數計算問題。
  7. And some experts even believe, the trend in the development of the iax system was, for quite some time, towards keeping high statutory tax rates, but simultaneously provide generous tax incentives tha t reduced the tax base. the basic asymmetry of tax system may favor large concerns, which may be in a better position to take advantage of the provisions in the tax code in certain states of nature. the result may be lower expected average and marginal tax rates, and a lower cost of capital, compared to newer and smaller companies

    更有學者認為,在以往很長一段時間里,稅制的發展趨勢是高法定稅率,同時大量稅收激勵來縮小稅基,稅制的這種基本不對稱性對大公司有利,可以面對低預計平均和邊際稅率以及低資本成本,然而大公司基於其擴張性的組織結構,與富有彈性的內容提要小公司相比,它轉變供求狀況的適應能相對遲緩,那麼偏祖于大公司的稅收政策可能會礙宏觀經濟增長率和結構調整。
  8. The additional resistance caused by sediment transport of bed - load and suspended load is derived from mean energy equation of sediment - laden flow, and the variation of resistance in sediment - laden flow is discussed

    從挾沙水流的平均能量方程出發,得到了推移質附加阻力的計算公式及懸移質附加阻力計算公式,並對挾沙水流的進行了討論。
  9. Down syndrome ( ds ) is a condition in which extra genetic material causes delays in the way a child develops, and often leads to mental retardation

    唐氏癥是由的基因物質礙孩童發展的一種情況,而且通常會有智遲緩的狀況。
  10. Firstly, this paper analyzes the distribution of pile - top counter force, pile - end resistance and additional stress of the substratum influenced by raft rigidity in different loads and piles length. it proves the internal forces of foundations distribute unevenly

    本文首先採用有限單元法分析了不同荷載形式,不同樁長條件下筏板剛度對樁頂反、樁端和下臥層等的影響。
  11. As compared with the conventional straight well, the horizontal well can greatly increase the contact area between well and reservoir, change the filtrational mode in the vicinity of wellbore in the reservoir and reduce filtrational resistance, thus obtaining higher oil and gas production by a relatively low producing pressure difference

    摘要同常規的垂直井相對比,採用水平井開采能夠大幅度增油氣井與油氣藏的接觸面積,改變油氣藏中井筒近區域的滲流方式,降低滲流,進而可以利用較低的生產壓差來實現更高的油氣產量。
  12. 6. it also studied general variation regularities of wave force, added mass and added damping, tlp ' s kinetic respondence based on engineering examples and got some valuable conclusions ( see text )

    6 .基於工程實例,分別研究了tlp波浪質量與尼、 tlp的動響應的一般規律,得到了一些富有工程意義的結論(詳見正文) 。
  13. On this basis, the further research of anti - seismic of buckling restrained braced frame is performed. derive additional damping and influence of buckling restrained brace to column axis strength. example proved, as to concentrically braced frame, buckling restrained braced frame has better anti - seismic performance

    在此基礎上,將此種支撐應用於框架中,對防屈曲支撐框架的抗震性能作了進一步的研究,推導了防屈曲支撐的尼比以及防屈曲支撐對柱的影響,並且通過對一個算例進行非線性時程分析驗證了相對于普通中心支撐框架,防屈曲支撐框架具有更好的抗震性能。
  14. The static force produced by the electromagnetic actuator can be regard as the additional bearing load

    該執行器體積小,所產生的附加阻力矩也小。
  15. The major content of the thesis is to simulate the mechanical interaction between two contacting fibers according to the experimental results obtained by petrich and koch. the initial model does n ' t accord with the experimental results well without an additional drag incorporated into it

    本論文的主要內容是根據petrich和koch實驗觀察到的結果,對兩纖維直接接觸相互作用的過程建立了數學模型,增了一個與速度相關的,並對這個附加阻力進行了詳細闡述。
  16. Under different conditions, for example, with variable additional resists or system parameters, the system applies the variable structure controller to adjust the speed system with train. the results of simulation show the variable structure control can achieve a fast response, high stability under parametric variations and disturbances, with no overshoot. additionally, it has stability for the adjustment speed of atcs and provides the comfortable speed, for the travelers, and improves the system performance

    採用變結構理論分析在不同情況下,如附加阻力變化,系統參數變化等,模擬滑模變結構控制器控制的列車自動調速控制系統,模擬結果表明,滑模變結構控制的列車自動調速控制系統能實現速度響應快、無超調,系統對參數的攝動和外部干擾不敏感,實現列車自動控制系統的速度調節的穩定性,保證旅客的舒適,改善了系統性能。
  17. Finally, the wave equation of the electromagnetic field of this kind damper is derived from the maxwell ' s equation. the magnetic flux density at the boundary is assumed to be harmonic, so the analytical result of the wave equation is solved. when the rotor rotates, eddy currents flowing inside the conducting material field are caused

    最後,應用ahrens的電磁軸承簡化模型,從maxwell方程出發推導了應用於本文所述的被動式電磁尼器的波動方程,並用傅立葉級數把矩形磁場展開的諧變磁場作為磁場的邊界條件,通過求解波動方程得到磁場的解析解,從而計算了尼器對轉子的電磁和由渦流引起的切向產生的尼器功耗。
  18. Now there ' re more attentions upon development, mechanics performance, computation module, dynamic analytic method of dampers at home and abroad for research on the energy - dissipation structures with viscous damped bracings, but research on conceptual design principles and additional damping ratio ' s determination are less and only localized in terms of the principle which restrict the expansion and application of the energy - dissipation earthquake - reduction technique

    國內外對粘滯尼消能支撐結構的研究多側重於尼器的開發及其學性能、計算模型、動分析方法等方面,而對與實際工程應用直接相關的概念設計原則、尼比的確定等方面的研究則相對薄弱,一般僅限於原則性條款,這制約了消能減震技術的推廣應用。
  19. ( 2 ) on the basis of geddes method, the distribution characteristic of friction surrounding pile of composite foundation is showed as small in top and bottom and big in middle according to measured results, the calculation formula of the top surface of stratum additional stress has been deduced by using mindlin and boussinesq solution, settlement calculation method is brought forth simultaneously

    ( 2 )在geddes法的基礎上,根據實測復合地基樁側摩呈上下小中間大的分佈特點,利用mindlin解和boussinesq解導出了作用於下臥土層頂面計算公式,並同時提出了長短樁復合地基沉降計算方法。
  20. Based on the assumption that the form of skin friction is not significant, the paper calculate the coefficients through the corresponding equation between shearing stress and displacement, it is appropriate under many conditions. the model of pile foundation is developed based on the above theory and method. the pile is simplified as a nonlinear elastic spring

    本文認為樁側分佈形式對下臥層的影響不大,從樁的剪應和樁體位移間的對應關系方程上求解了樁端荷載分配系數,相對比較合理,在大多數情況下是可以為工程所接受的。
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